Massage ball holder



FIG. 1 is a perspective view of a massage ball holder showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the figures are included for illustrating unclaimed portions of the massage ball holder and form no part of the claimed design. 

CLAIM The ornamental design for a massage ball holder, as shown and described. 